{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:5YJD7HNOHENQP3JX2RLASCALUM","short_pith_number":"pith:5YJD7HNO","canonical_record":{"source":{"id":"1211.6155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-11-26T22:47:34Z","cross_cats_sorted":[],"title_canon_sha256":"f2ecd28e315fbd8d2bc653ebdf28307863b49fe32d8ff97407bb3027e5649321","abstract_canon_sha256":"7d9f774a95b6caf4a903fabf04648d0151391b7b52146be60b4c890443e4f559"},"schema_version":"1.0"},"canonical_sha256":"ee123f9dae391b07ed37d45609080ba318a1b845d4b3be2abc6ee287224ab521","source":{"kind":"arxiv","id":"1211.6155","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.6155","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"arxiv_version","alias_value":"1211.6155v1","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.6155","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"pith_short_12","alias_value":"5YJD7HNOHENQ","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"5YJD7HNOHENQP3JX","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"5YJD7HNO","created_at":"2026-05-18T12:26:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:5YJD7HNOHENQP3JX2RLASCALUM","target":"record","payload":{"canonical_record":{"source":{"id":"1211.6155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-11-26T22:47:34Z","cross_cats_sorted":[],"title_canon_sha256":"f2ecd28e315fbd8d2bc653ebdf28307863b49fe32d8ff97407bb3027e5649321","abstract_canon_sha256":"7d9f774a95b6caf4a903fabf04648d0151391b7b52146be60b4c890443e4f559"},"schema_version":"1.0"},"canonical_sha256":"ee123f9dae391b07ed37d45609080ba318a1b845d4b3be2abc6ee287224ab521","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:14.588364Z","signature_b64":"/glCWpchL9CQsSN7R6kCWuhaRVQZzHp/XmMrpjMcGgKdp/MfzyKcaXKF142OP681++7KOvE2jFCnNISw8jUIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ee123f9dae391b07ed37d45609080ba318a1b845d4b3be2abc6ee287224ab521","last_reissued_at":"2026-05-18T02:32:14.587742Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:14.587742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.6155","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:32:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AbXfDMow44QB4LRS0MIKynMvlw49Qa7xfwpaP5be7ggzlX64ZvjRg7RzL4XR1IEs60fW47xxd2/eSnswj2duDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T17:38:22.508249Z"},"content_sha256":"eadc33a20a99549dee2306a45b1dfc7839e49e543596bd40980bedb89ae63bdf","schema_version":"1.0","event_id":"sha256:eadc33a20a99549dee2306a45b1dfc7839e49e543596bd40980bedb89ae63bdf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:5YJD7HNOHENQP3JX2RLASCALUM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Emergence of superconductivity from the dynamically heterogeneous insulating state in La_{2-x}Sr_{x}CuO_{4}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. T. Bollinger, C. Panagopoulos, Dragana Popovi\\'c, G. Logvenov, I. Bo\\v{z}ovi\\'c, Xiaoyan Shi","submitted_at":"2012-11-26T22:47:34Z","abstract_excerpt":"A central issue for copper oxides is the nature of the insulating ground state at low carrier densities and the emergence of high-temperature superconductivity from that state with doping. Even though this superconductor-insulator transition (SIT) is a zero-temperature transition, measurements are not usually carried out at low temperatures. Here we use magnetoresistance to probe both the insulating state at very low temperatures and the presence of superconducting fluctuations in La_{2-x}Sr_{x}CuO_{4}(LSCO) films, for doping levels that range from the insulator to the superconductor (x=0.03-0"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.6155","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:32:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hFYDChfvkOxb1mNz1CBHYXqVGdPoB5Abvojase0wLIkNMDqneK6lA2WJOUndAsnkfH0SDmc1/wqcILIEdqWYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T17:38:22.508635Z"},"content_sha256":"62c7f207dfc67e46da4e0e31dfce9e723ffd74dd101e8f8c2e9f935cb0e0365f","schema_version":"1.0","event_id":"sha256:62c7f207dfc67e46da4e0e31dfce9e723ffd74dd101e8f8c2e9f935cb0e0365f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5YJD7HNOHENQP3JX2RLASCALUM/bundle.json","state_url":"https://pith.science/pith/5YJD7HNOHENQP3JX2RLASCALUM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5YJD7HNOHENQP3JX2RLASCALUM/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T17:38:22Z","links":{"resolver":"https://pith.science/pith/5YJD7HNOHENQP3JX2RLASCALUM","bundle":"https://pith.science/pith/5YJD7HNOHENQP3JX2RLASCALUM/bundle.json","state":"https://pith.science/pith/5YJD7HNOHENQP3JX2RLASCALUM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5YJD7HNOHENQP3JX2RLASCALUM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:5YJD7HNOHENQP3JX2RLASCALUM","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7d9f774a95b6caf4a903fabf04648d0151391b7b52146be60b4c890443e4f559","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-11-26T22:47:34Z","title_canon_sha256":"f2ecd28e315fbd8d2bc653ebdf28307863b49fe32d8ff97407bb3027e5649321"},"schema_version":"1.0","source":{"id":"1211.6155","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.6155","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"arxiv_version","alias_value":"1211.6155v1","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.6155","created_at":"2026-05-18T02:32:14Z"},{"alias_kind":"pith_short_12","alias_value":"5YJD7HNOHENQ","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"5YJD7HNOHENQP3JX","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"5YJD7HNO","created_at":"2026-05-18T12:26:56Z"}],"graph_snapshots":[{"event_id":"sha256:62c7f207dfc67e46da4e0e31dfce9e723ffd74dd101e8f8c2e9f935cb0e0365f","target":"graph","created_at":"2026-05-18T02:32:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"A central issue for copper oxides is the nature of the insulating ground state at low carrier densities and the emergence of high-temperature superconductivity from that state with doping. Even though this superconductor-insulator transition (SIT) is a zero-temperature transition, measurements are not usually carried out at low temperatures. Here we use magnetoresistance to probe both the insulating state at very low temperatures and the presence of superconducting fluctuations in La_{2-x}Sr_{x}CuO_{4}(LSCO) films, for doping levels that range from the insulator to the superconductor (x=0.03-0","authors_text":"A. T. Bollinger, C. Panagopoulos, Dragana Popovi\\'c, G. Logvenov, I. Bo\\v{z}ovi\\'c, Xiaoyan Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-11-26T22:47:34Z","title":"Emergence of superconductivity from the dynamically heterogeneous insulating state in La_{2-x}Sr_{x}CuO_{4}"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.6155","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:eadc33a20a99549dee2306a45b1dfc7839e49e543596bd40980bedb89ae63bdf","target":"record","created_at":"2026-05-18T02:32:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"7d9f774a95b6caf4a903fabf04648d0151391b7b52146be60b4c890443e4f559","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-11-26T22:47:34Z","title_canon_sha256":"f2ecd28e315fbd8d2bc653ebdf28307863b49fe32d8ff97407bb3027e5649321"},"schema_version":"1.0","source":{"id":"1211.6155","kind":"arxiv","version":1}},"canonical_sha256":"ee123f9dae391b07ed37d45609080ba318a1b845d4b3be2abc6ee287224ab521","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ee123f9dae391b07ed37d45609080ba318a1b845d4b3be2abc6ee287224ab521","first_computed_at":"2026-05-18T02:32:14.587742Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:14.587742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/glCWpchL9CQsSN7R6kCWuhaRVQZzHp/XmMrpjMcGgKdp/MfzyKcaXKF142OP681++7KOvE2jFCnNISw8jUIBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:14.588364Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.6155","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eadc33a20a99549dee2306a45b1dfc7839e49e543596bd40980bedb89ae63bdf","sha256:62c7f207dfc67e46da4e0e31dfce9e723ffd74dd101e8f8c2e9f935cb0e0365f"],"state_sha256":"29bff8745e0e4ae3cc467099dd433108ecbc006ef0856f4862fa150af777bccf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hYQruc0KCt20qGSfPI9JM8k6jSzWlNtgVsHF8g4515pw/uRd3BjOTE2NrEDLchzrX9ek924omA5crblqpnalDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T17:38:22.511984Z","bundle_sha256":"e713d42ce2c228e76b55282423c07a5590055ab29c0161167b71c4919cb19556"}}